chore: release 2.13.0 (#157)

🤖 I have created a release \*beep\* \*boop\*
---
## [2.13.0](https://www.github.com/googleapis/nodejs-dialogflow-cx/compare/v2.12.1...v2.13.0) (2021-08-17)


### Features

* add advanced settings for agent level feat: add rollout config, state and failure reason for experiment feat: add insights export settings for security setting feat: add language code for streaming recognition result and flow versions for query p... ([#156](https://www.github.com/googleapis/nodejs-dialogflow-cx/issues/156)) ([80d2f94](https://www.github.com/googleapis/nodejs-dialogflow-cx/commit/80d2f94bcfaa65ea442ee4f8133d850035be04ed))
* added support for DLP templates; expose `Locations` service to get/list avaliable locations of Dialogflow products ([#162](https://www.github.com/googleapis/nodejs-dialogflow-cx/issues/162)) ([b77bde9](https://www.github.com/googleapis/nodejs-dialogflow-cx/commit/b77bde9893cde0c9e766b8e844fa4cca61efb5aa))


### Bug Fixes

* **build:** migrate to using main branch ([#164](https://www.github.com/googleapis/nodejs-dialogflow-cx/issues/164)) ([092d69d](https://www.github.com/googleapis/nodejs-dialogflow-cx/commit/092d69d76716297aff6a671200088d5740b1fd47))
* **deps:** google-gax v2.24.1 ([#165](https://www.github.com/googleapis/nodejs-dialogflow-cx/issues/165)) ([6261c37](https://www.github.com/googleapis/nodejs-dialogflow-cx/commit/6261c37019b3ce94a9876bfa4634837132691888))
---


This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

dialogflow-cx/package.json

@@ -13,7 +13,7 @@
     "test": "c8 mocha --timeout 600000 test/*.js"
   },
   "dependencies": {
-    "@google-cloud/dialogflow-cx": "^2.12.1",
+    "@google-cloud/dialogflow-cx": "^2.13.0",
     "uuid": "^8.3.1"
   },
   "devDependencies": {